Cheapest return flights from Boston to Copenhagen in September from 378€

AirHint found the following cheapest return flights from Boston (BOS) to Copenhagen (CPH) in September 2026 (see full year).

Return flights

27 Sep - 04 Oct Scandinavian Airlines direct
10 Sep - 22 Sep Air Canada
08 Sep - 22 Sep Air Canada
08 Sep - 15 Sep Air Canada
08 Sep - 23 Sep SWISS
28 Sep - 05 Oct Scandinavian Airlines direct
29 Sep - 06 Oct Scandinavian Airlines direct
30 Sep - 07 Oct Scandinavian Airlines direct
08 Sep - 22 Sep Scandinavian Airlines direct
08 Sep - 23 Sep Scandinavian Airlines direct
01 Sep - 08 Sep Scandinavian Airlines direct
08 Sep - 15 Sep Scandinavian Airlines direct
09 Sep - 16 Sep Scandinavian Airlines direct
15 Sep - 22 Sep Scandinavian Airlines direct
26 Sep - 03 Oct Scandinavian Airlines direct
25 Sep - 02 Oct Scandinavian Airlines direct
24 Sep - 01 Oct Scandinavian Airlines direct

Also check the deals for one-way flights from Boston to Copenhagen in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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